
Description: Drools is an open source business rules management system and rules engine for building expert systems and complex event processing. It allows you to write business rules in a declarative way and process them at high speed.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: OptaPlanner is an open-source AI constraint solver that optimizes planning and scheduling problems. It implements optimization algorithms to find the best solution for resource planning, vehicle routing, task assignment, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API